<!DOCTYPE html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1232829
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1232829</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script>

/** Test for Bug 1232829 **/

// This should be a crashtest but it relies on using a pop-up window which
// isn't supported in crashtests.
function boom() {
  var popup = window.open("data:text/html,2");
  setTimeout(function() {
    var frameDoc = document.querySelector("iframe").contentDocument;
    frameDoc.write("3");
    requestAnimationFrame(function() {
      popup.close();
      ok(true, "Didn't crash");
      SimpleTest.finish();
    });
  }, 0);
}

SimpleTest.waitForExplicitFinish();
</script>
</head>
<body onload="boom()">
  <iframe srcdoc="<style>@keyframes a { to { opacity: 0.5 } }</style>
                  <div style='animation: a 1ms'></div>"></iframe>
</body>
</html>
